<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta http-equiv="X-UA-Compatible" content="ie=edge" />
    <title>Todo List</title>
    <script src="../vue.js"></script>
  </head>
  <body>
    <div id="app">
      <input type="text" v-model="inputValue" />
      <button v-on:click="handleBtnClick">提交</button>
      <ul>
        <todo-item v-bind:content="item" v-for="item in list"></todo-item>
      </ul>
    </div>
    <script>
      // Vue.component('TodoItem', {
      //   props:['content'],
      //   template: '<li>{{content}}</li>'
      // })

      var TodoItem = {
        props:['content'],
        template: '<li>{{content}}</li>'
      }

      var app = new Vue({
        el: '#app',
        components:{
          TodoItem:TodoItem
        },
        data: {
          list: ['第一课的内容', '第二课的内容'],
          inputValue: ''
        },
        methods: {
          handleBtnClick: function() {
            this.list.push(this.inputValue)
            this.inputValue = ''
          }
        }
      })
    </script>
  </body>
</html>
